|See the Milky Way in the late evening - NASA|
Galileo drew the stars using four different sizes to distinguish their different brightnesses, and he published his findings in 1610. Today, spacecraft and orbiting telescopes join ground-based observers to learn more about our galaxy.
Keywords: What -- Galileo
|Learn how Galileo studied the moon - NASA|
Take a step back in time and see how astronomers like Galileo studied the moon. When you gaze at the moon, you'll see the same views that enchanted and startled ancient astronomers centuries ago.
Keywords: What -- Galileo; What -- Moon